摘要：进入正题, 我们经常会在官方文档里看到这样的代码:MyClass.h@interfaceMyClass:NSObject{MyObject*myObject;}@property(nonatomic,retain)MyObject*myObject;@endMyClass.m@synthesizemyObject;-(id)init{if(self=[superinit]){MyObject*aMyObject=[[MyObjectalloc]init];self.myObject=aMyObject;[aMyObjectrelease];}returnself;}创建一个Student类，继 阅读全文